Limestone Calculator
Crushed limestone tonnage for driveways and beds.
Enter your values
Results update instantly as you type — no submit needed.
Results
- Limestone needed
- 6 tons
- Cubic yards
- 4.44 yd³
- Coverage at this depth
- 480 sq ft
- Estimated cost
- $240.00
Quick answer
Crushed limestone weighs about 2,700 lb per cubic yard, so multiply area by depth in feet, divide by 27, then multiply by 1.35 for tons.
tons = ft³ ÷ 27 × 1.35
At a glance
| What it does | Crushed limestone tonnage for driveways and beds. |
|---|---|
| Category | Home & DIY |
| Inputs needed | Length, Width, Depth, Price per ton |
| Main output | Limestone needed |
| Formula | tons = ft³ ÷ 27 × 1.35 |
| Cost | Free — no sign-up, no download |
How to use the Limestone Calculator
- 1Enter the length and width of the area.
- 2Set the depth — 2–3 in for topping, 4+ in for a base.
- 3Enter your quarry price per ton.
Inputs explained
- Length(ft)
- Enter the length you are working with.
- Width(ft)
- Enter the width you are working with.
- Depth(in)
- Enter the depth you are working with.
- Price per ton($)
- Enter the price per ton you are working with.
Worked example
Using the values the calculator loads with:
Inputs
- Length40 ft
- Width12 ft
- Depth3 in
- Price per ton40 $
Results
- Limestone needed6 tons
- Cubic yards4.44 yd³
- Coverage at this depth480 sq ft
- Estimated cost$240.00
Frequently asked questions
What size limestone is best for a driveway?
#57 stone for drainage over a #2 or crusher-run base; #8 or screenings make a smoother top layer.
How much area does a ton of limestone cover?
Roughly 80 sq ft at 2 inches deep, or 60 sq ft at 3 inches.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.